Dicewars

Chrome and Flash: Click the plugin icon in the right side of the address bar, click "Manage" button, click on "Block sites from running Flash" to change to "Ask first" -OR- click top-right menu (⋮), Settings, search for "flash" in blue bar, Site Settings, Flash, click on "Block sites from running Flash" to change to "Ask first"
Search bar for Andkon Arcade games (results open in new window):

Instructions & Controls:

If your territory rolls higher than your opponent's, you win the land.